Lambda / Client / exceptions / PreconditionFailedException

PreconditionFailedException#

class Lambda.Client.exceptions.PreconditionFailedException#

The RevisionId provided does not match the latest RevisionId for the Lambda function or alias.

  • For AddPermission and RemovePermission API operations: Call GetPolicy to retrieve the latest RevisionId for your resource.

  • For all other API operations: Call GetFunction or GetAlias to retrieve the latest RevisionId for your resource.

Example

try:
  ...
except client.exceptions.PreconditionFailedException as e:
  print(e.response)
response#

The parsed error response. All exceptions have a top level Error key that provides normalized access to common exception atrributes. All other keys are specific to this service or exception class.

Syntax

{
    'Type': 'string',
    'message': 'string',
    'Error': {
        'Code': 'string',
        'Message': 'string'
    }
}

Structure

  • (dict) –

    The RevisionId provided does not match the latest RevisionId for the Lambda function or alias.

    • For AddPermission and RemovePermission API operations: Call GetPolicy to retrieve the latest RevisionId for your resource.

    • For all other API operations: Call GetFunction or GetAlias to retrieve the latest RevisionId for your resource.

    • Type (string) –

      The exception type.

    • message (string) –

      The exception message.

    • Error (dict) – Normalized access to common exception attributes.

      • Code (string) – An identifier specifying the exception type.

      • Message (string) – A descriptive message explaining why the exception occured.